The Protective Effect of Preseason Running Workload Against In-Season Hamstring Strain Injuries in Elite Soccer Players. - Saito, Hiroki; Kutsuna, Toshiki; Akiyoshi, Naoki; Kobayashi, Yohei; Ito, Sakiko; Ikuno, Soichiro; Nakayama, Takashi (Sports Health: A Multidisciplinary Approach, 2026)